The Yahoo! Finance application for the iPhone and iPod Touch brings you total coverage from your favorite financial source.
You’ve come to expect the highest quality financial coverage from Yahoo! Finance. Now you can get it all in an app built for you. Ranging from broad market indices to the details on a specific commodity, it’s all here

FOREXTrader by FOREX.com built from the ground up and designed specifically for the iPhone, FOREXTrader allows full access to the FOREX.com experience. Place trades, manage positions, and access research — all with the touch of your finger.
With FOREXTrader, you will be able to:
- Quickly place trades and orders, including contingent orders and trailing stops

Stock Signals - Designed To Think Like a Trader.
What does Stock Signals app do?
· This application runs a technical trading strategy to generate daily and weekly “Buy” and “Sell” signals of varying degrees for the S&P 500 stocks.
· The app provides historical signals as well as the current ones

Bloomberg Anywhere - Bloomberg Anywhere for iPad gives Bloomberg Anywhere subscribers all of the news, data, analytics, and communication tools they need to stay connected to the world's markets. This is not a limited-content version of the BLOOMBERG PROFESSIONAL service, this is your Bloomberg desktop on iPad

E*TRADE Mobile for iPad - E*TRADE Mobile is a powerful trading app for iPad. It allows you to view up-to-date stock quotes, place trades, manage your accounts, and more.
The app syncs with your online account in real time, so you can use the service on all your devices